Envy is kind of weapon and can make dammage to some person even person live far away of person who has envy. Negative,evil, energy of soul, use devil and try tu harm person who is object of envy. But if person permanent confirm that all goodness, ability, happy, and etc...coming from Allah, and very often remind to Allah gives all, ...the door for envy is closed. Here, lot of muslims dont know it. I am happy, cos you know.